Description & Facts: 13 of the world's most renowned female singers pose with song creators/producers LA Reid and Kenny ,Babyface, Edmonds at Fashion Rocks to sing Just Stand Up, the worldwide charity single benefiting Stand Up 2 Cancer at Radio City Musical Hall in New York City on Friday. Keyshia Cole, Leona Lewis, Fergie, Ciara, Mariah Carey, Beyonce, Mary J Blige, Rihanna, Carrie Underwood, Miley Cyrus, Ashanti, Nicole Scherzinger and Natasha Bedingfield are all decked out in their black Stand Up To Cancer t-shirts. All three major TV networks, NBC, ABC and CBS will create a roadblock at 8pm EST on Friday to broadcast the event. Hosts include Halle Berry, Jessica Alba, Sheryl Crow, Charles Barkley and Melissa Etheridge. For the first time we can envision the possibility of stopping cancer in its tracks, the group said in its mission statement. But just when science is on the verge of giving us the breakthroughs that can end cancer, the will and the funding to do so are disappearing from the national agenda and from our collective consciousness.